{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["RNA", "protein", "cell line", "DNA", "cell type"], "input": "Identification of transcriptional suppressor proteins that bind to the negative regulatory element of the human immunodeficiency virus type 1 ."}
{"RNA": [], "protein": ["transcriptional suppressor proteins"], "cell line": [], "DNA": ["negative regulatory element"], "cell type": []}